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SKU:10310/2/1
Honeywell 10310/2/1 ELD Earth Leakage Detector 24-110Vdc
Manufacturer: Honeywell
Product No.: 10310/2/1
Product Type: Earth Leakage Detector
Product Origin: USA
Payment:T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months
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Description
Honeywell 10310/2/1 Earth Leakage Detector
Product Overview
The Honeywell 10310/2/1 is a compact Earth Leakage Detector for DC systems. It supports 24, 48, 60, and 110 Vdc networks. The fixed fault threshold is 5.5 mA (±1 mA) with a maximum earth current of 25 mA (±5 mA). CE and UL approved.
Technical Configuration
10310/2/1 – /2 indicates 24 Vdc primary operation with 115 V support. /1 denotes a 1 A relay output.
Rst24 – Input 18...70 Vdc (1.1 mA @ 24 Vdc)
Rst110 – Input 40...130 Vdc (2.5 mA @ 110 Vdc)
Specifications
| Parameter | Value |
|---|---|
| Brand | Honeywell |
| Model | 10310/2/1 |
| Type | Earth Leakage Detector |
| Supported Voltages | 24 / 48 / 60 / 110 Vdc |
| Max Supply Voltage | 30 Vdc |
| Max Supply Current | 60 mA |
| Fault Threshold | 5.5 mA (±1 mA) |
| Max Earth Current | 25 mA (±5 mA) |
| Earth Voltage (normal) | -12 Vdc |
| Earth Voltage (fault) | -30...+125 Vdc |
| Output Contact | 1 A @ 30 Vdc |
| Dimensions | 25 x 127 x 203 mm |
| Weight | 0.2 kg |
| Approvals | CE, UL |
Installation Guide
Set gap voltage with a precision DC source. Normal earth voltage is -12 Vdc. During fault, it shifts to -30...+125 Vdc. Use shielded twisted-pair cables with a 10x diameter bend radius. For hazardous areas, install zener barriers or isolators.
Key Advantages
- Operating temperature -20 °C to +70 °C, 95% humidity
- Direct interface with TSI systems via relay output
- Fault response time under 100 ms
- Drop-in replacement for older 3300 series ELDs
FAQs
Q1: How to test the fault threshold?
A1: Inject 0-10 mA between DC negative and earth. Relay trips at 5.5 mA ±1 mA.
Q2: Can it replace an older 10310/1/0?
A2: Yes. The /2/1 offers wider input voltage (18-70 Vdc) and higher output (1 A).
Q3: What does CE approval cover?
A3: Compliance with EMC and Low Voltage Directives, tested to IEC 61000-6-2 and IEC 61000-6-4.
Additional Specifications
Scalar (V/f)
Vector
AC-powered
Buying Guide
- Confirm the exact model, part number, and specifications before ordering.
- Ensure compatibility with your current machinery or control systems.
- Reach out via sale@etowonauto.com or +8617859788089 for technical assistance.
- Review delivery options, lead times, and shipping requirements.
- Follow manufacturer instructions and best practices during installation.
Shipping And Return
In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.
Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.
For more details, please review our Shipping & Return Policy.

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